/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef _SV_IMPBMP_HXX
#define _SV_IMPBMP_HXX

#include <tools/gen.hxx>
#include <tools/solar.h>

// ---------------
// - ImpBitmap -
// ---------------

struct BitmapBuffer;
class SalBitmap;
class BitmapPalette;
class SalGraphics;
class Bitmap;
class OutputDevice;
class Color;
class AlphaMask;

class ImpBitmap
{
private:

    sal_uLong               mnRefCount;
    sal_uLong               mnChecksum;
    SalBitmap*          mpSalBitmap;
    Size                maSourceSize;

public:

                        ImpBitmap();
                        ~ImpBitmap();

public:

    void                ImplSetSalBitmap( SalBitmap* pSalBitmap );
    SalBitmap*          ImplGetSalBitmap() const { return mpSalBitmap; }

public:

    sal_Bool                ImplCreate( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal );
    sal_Bool                ImplCreate( const ImpBitmap& rImpBitmap );
    sal_Bool                ImplCreate( const ImpBitmap& rImpBitmap, SalGraphics* pGraphics );
    sal_Bool                ImplCreate( const ImpBitmap& rImpBitmap, sal_uInt16 nNewBitCount );

    Size                ImplGetSize() const;
    Size                ImplGetSourceSize() const;
    void                ImplSetSourceSize( const Size&);
    sal_uInt16              ImplGetBitCount() const;

    BitmapBuffer*       ImplAcquireBuffer( sal_Bool bReadOnly );
    void                ImplReleaseBuffer( BitmapBuffer* pBuffer, sal_Bool bReadOnly );

public:

    sal_uLong               ImplGetRefCount() const { return mnRefCount; }
    void                ImplIncRefCount() { mnRefCount++; }
    void                ImplDecRefCount() { mnRefCount--; }

    inline void         ImplSetChecksum( sal_uLong nChecksum ) { mnChecksum = nChecksum; }
    inline sal_uLong        ImplGetChecksum() const { return mnChecksum; }
};

inline Size ImpBitmap::ImplGetSourceSize() const
{
    return maSourceSize;
}

inline void ImpBitmap::ImplSetSourceSize( const Size& rSize)
{
    maSourceSize = rSize;
}

#endif // _SV_IMPBMP_HXX

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